diff --git a/Gemfile.lock b/Gemfile.lock
index 22f3c4c..aa8a5b2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -59,7 +59,7 @@ GEM
     addressable (2.5.0)
       public_suffix (~> 2.0, >= 2.0.2)
     arel (7.1.4)
-    ast (2.3.0)
+    ast (2.4.0)
     atomic (1.1.99)
     autoprefixer-rails (6.7.7.1)
       execjs
@@ -136,6 +136,7 @@ GEM
     hashdiff (0.3.2)
     hashie (3.5.5)
     i18n (0.8.1)
+    jaro_winkler (1.5.2)
     jbuilder (2.6.3)
       activesupport (>= 3.0.0, < 5.2)
       multi_json (~> 1.2)
@@ -168,8 +169,8 @@ GEM
       mini_portile2 (~> 2.1.0)
     oj (2.18.5)
     parallel (1.11.1)
-    parser (2.4.0.0)
-      ast (~> 2.2)
+    parser (2.6.3.0)
+      ast (~> 2.4.0)
     peek (0.2.0)
       coffee-rails
       concurrent-ruby (>= 0.9.0)
@@ -196,7 +197,6 @@ GEM
       capybara (~> 2.1)
       cliver (~> 0.3.1)
       websocket-driver (>= 0.2.0)
-    powerpack (0.1.1)
     pry (0.10.4)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -239,7 +239,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rainbow (2.2.1)
+    rainbow (3.0.0)
     rake (12.0.0)
     redis (3.3.3)
     redis-namespace (1.5.3)
@@ -267,13 +267,14 @@ GEM
       rspec-mocks (~> 3.5.0)
       rspec-support (~> 3.5.0)
     rspec-support (3.5.0)
-    rubocop (0.47.1)
-      parser (>= 2.3.3.1, < 3.0)
-      powerpack (~> 0.1)
-      rainbow (>= 1.99.1, < 3.0)
+    rubocop (0.70.0)
+      jaro_winkler (~> 1.5.1)
+      parallel (~> 1.10)
+      parser (>= 2.6)
+      rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.0, >= 1.0.1)
-    ruby-progressbar (1.8.1)
+      unicode-display_width (>= 1.4.0, < 1.7)
+    ruby-progressbar (1.10.0)
     rufus-scheduler (3.4.0)
       et-orbi (~> 1.0)
     safe_yaml (1.0.4)
@@ -322,7 +323,7 @@ GEM
       thread_safe (~> 0.1)
     uglifier (3.1.10)
       execjs (>= 0.3.0, < 3)
-    unicode-display_width (1.1.3)
+    unicode-display_width (1.6.0)
     vcr (3.0.3)
     webmock (2.3.2)
       addressable (>= 2.3.6)